"In this lesson, we will assume that you are most likely using Excel as your primary spreadsheet program- there are others (gnumeric, Calc from OpenOffice), and their functionality is similar, but Excel seems to be the program most used by biologists and ecologists."

which is why we're trying to support Excel in our app: Ingest: Investigate common uses of Excel for research data in order to define excel ingest requirements. · Issue #585 · IQSS/dataverse - https://github.com/IQSS/dataverse/issues/585